127688340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1441

約数の個数: 96

約数和(自身を含む): 388362240

約数和(自身を除く): 260673900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 195, 254, 260, 381, 390, 508, 635, 762, 780, 1270, 1289, 1524, 1651, 1905, 2540, 2578, 3302, 3810, 3867, 4953, 5156, 6445, 6604, 7620, 7734, 8255, 9906, 12890, 15468, 16510, 16757, 19335, 19812, 24765, 25780, 33020, 33514, 38670, 49530, 50271, 67028, 77340, 83785, 99060, 100542, 163703, 167570, 201084, 251355, 327406, 335140, 491109, 502710, 654812, 818515, 982218, 1005420, 1637030, 1964436, 2128139, 2455545, 3274060, 4256278, 4911090, 6384417, 8512556, 9822180, 10640695, 12768834, 21281390, 25537668, 31922085, 42562780, 63844170, 127688340]

約数ペア:

[(1, 127688340), (2, 63844170), (3, 42562780), (4, 31922085), (5, 25537668), (6, 21281390), (10, 12768834), (12, 10640695), (13, 9822180), (15, 8512556), (20, 6384417), (26, 4911090), (30, 4256278), (39, 3274060), (52, 2455545), (60, 2128139), (65, 1964436), (78, 1637030), (127, 1005420), (130, 982218), (156, 818515), (195, 654812), (254, 502710), (260, 491109), (381, 335140), (390, 327406), (508, 251355), (635, 201084), (762, 167570), (780, 163703), (1270, 100542), (1289, 99060), (1524, 83785), (1651, 77340), (1905, 67028), (2540, 50271), (2578, 49530), (3302, 38670), (3810, 33514), (3867, 33020), (4953, 25780), (5156, 24765), (6445, 19812), (6604, 19335), (7620, 16757), (7734, 16510), (8255, 15468), (9906, 12890)]